It is not just an offense to other religions such as "Jehovahs Witnesses" who do not say "God," to Muslims who say "Alah" etc. However, there also are non-judeochristian religions that do use "God."
In short, for it's wording it is not specifically "Judeochristian" and it is not just offensive to atheists.
What is so unfortunate is that if it passed, some student will have to be put all over the media as the test-student for a federal court challenge.
Should the Government just excuse anybody from not doing what they don't like?
Don't like it, fight it before it before it gets considered.
Don't like it, fight it in Court.
Don't like it, don't say G_d. Unless you purposely made it obvious, I doubt anybody would make an issue out of it.
“Capitalism is the astounding belief that the most wickedest of men will do the most wickedest of things for the greatest good of everyone.” John Maynard Keynes